ii
3.5.6
Documenting system configuration ....................................................................................................... 3-18
3.5.7
Analog backplane cable construction .................................................................................................... 3-20
3.5.8
Sample expanded matrices .................................................................................................................... 3-20
3.6
Basic switching overview ................................................................................................................................ 3-24
3.6.1
Power-up ................................................................................................................................................ 3-24
3.6.2
Selecting make/break and break/make rows .......................................................................................... 3-24
3.6.3
Modifying a relay setup ......................................................................................................................... 3-24
3.6.4
Storing relay setup and applying setup to relays ................................................................................... 3-24
4
Operation
4.1
Introduction ........................................................................................................................................................ 4-1
4.2
Setup data paths ................................................................................................................................................. 4-1
4.3
Power-up procedure ........................................................................................................................................... 4-2
4.3.1
Line power connections ........................................................................................................................... 4-2
4.3.2
Power switch ............................................................................................................................................ 4-2
4.3.3
Power-up self-test and error conditions ................................................................................................... 4-2
4.3.4
Power-up configuration ........................................................................................................................... 4-3
4.3.5
Master/slave power-up ............................................................................................................................. 4-3
4.4
Display ............................................................................................................................................................... 4-4
4.4.1
Error LED ................................................................................................................................................ 4-4
4.4.2
IEEE-488 status indicators ...................................................................................................................... 4-4
4.4.3
Crosspoint display LEDs ......................................................................................................................... 4-5
4.4.4
Light pen .................................................................................................................................................. 4-5
4.5
Crosspoint display ............................................................................................................................................. 4-6
4.5.1
Modifying ................................................................................................................................................ 4-6
4.5.2
Copying .................................................................................................................................................... 4-6
4.6
Operation control ............................................................................................................................................... 4-7
4.6.1
Digital I/O ports ....................................................................................................................................... 4-7
4.6.2
External trigger ........................................................................................................................................ 4-8
4.6.3
Matrix ready output ................................................................................................................................. 4-8
4.6.4
Stand-alone and master/slave .................................................................................................................. 4-9
4.6.5
IEEE-488 bus address ............................................................................................................................ 4-10
4.6.6
Hardware relay settling times ................................................................................................................ 4-10
4.6.7
Self-test .................................................................................................................................................. 4-10
4.6.8
Factory defaults ..................................................................................................................................... 4-10
4.7
Selecting switching parameters ....................................................................................................................... 4-10
4.7.1
Programmed settling times .................................................................................................................... 4-11
4.7.2
Make/break and break/make rows ......................................................................................................... 4-11
4.8
Triggering ........................................................................................................................................................ 4-11
4.8.1
Sources ................................................................................................................................................... 4-12
4.8.2
Overrun conditions ................................................................................................................................ 4-12
4.8.3
External trigger input ............................................................................................................................. 4-14
4.8.4
Matrix ready output ............................................................................................................................... 4-14
4.8.5
IEEE-488 bus triggering ........................................................................................................................ 4-15
4.9
Reset ................................................................................................................................................................ 4-15
5
IEEE-488 Programming
5.1
Introduction ........................................................................................................................................................ 5-1
5.2
IEEE-488 quick start .......................................................................................................................................... 5-1
5.3
Bus cable connections ........................................................................................................................................ 5-3
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